CN111715486B - Glass fiber reinforced plastic pipeline spraying process - Google Patents
Glass fiber reinforced plastic pipeline spraying process Download PDFInfo
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- CN111715486B CN111715486B CN202010453995.2A CN202010453995A CN111715486B CN 111715486 B CN111715486 B CN 111715486B CN 202010453995 A CN202010453995 A CN 202010453995A CN 111715486 B CN111715486 B CN 111715486B
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- lining ring
- ring
- pipeline body
- inner lining
- belt shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0207—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the work being an elongated body, e.g. wire or pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0285—Stands for supporting individual articles to be sprayed, e.g. doors, vehicle body parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2254/00—Tubes
- B05D2254/02—Applying the material on the exterior of the tube
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Spray Control Apparatus (AREA)
Abstract
The invention relates to the technical field of glass fiber reinforced plastic pipeline production, in particular to a glass fiber reinforced plastic pipeline spraying process, which comprises the steps of sleeving a rotating unit on a support rod, putting a pipeline body to be sprayed on the rotating unit, preventing the inner lining ring and the outer lining ring from deforming too much due to the weight of the pipeline body, putting the pipeline body on the rotating unit, and fixing the support rod through the matching of a clamping groove on the support rod and a clamping block on a hydraulic cylinder; according to the invention, the rotating unit, the belt, the first belt shaft and the second belt shaft are mutually matched, so that the pipeline body is sprayed in a movable manner in the rotating process, and the spraying quality and efficiency of the glass fiber reinforced plastic are improved.
Description
Technical Field
The invention relates to the technical field of glass fiber reinforced plastic pipeline production, in particular to a glass fiber reinforced plastic pipeline spraying process.
Background
As is well known, glass fiber reinforced plastics generally refer to glass fiber reinforced unsaturated polyester, epoxy resin and phenolic resin matrix, and reinforced plastics taking glass fibers or products thereof as reinforcing materials are called glass fiber reinforced plastics, the glass fiber reinforced plastics have high hardness and are much lighter than steel, the jet plane is used as an oil tank and a pipeline, the weight of the plane can be reduced, astronauts boarding the moon can use miniature oxygen bottles carried on the back of the astronauts, the miniature oxygen bottles are also made of glass fiber reinforced plastics, the glass fiber reinforced plastics are easy to process, are stainless and unbreakable, do not need paint, China widely adopts glass fiber reinforced plastics to manufacture various small-sized steamships, lifeboats, yachts, automobile manufacturing industries and the like, and saves a lot of steel; before the glass fiber reinforced plastic is put into use, a fireproof or anticorrosive protective layer needs to be sprayed on the surface of the glass fiber reinforced plastic, the spraying process is generally manual treatment or machine treatment, the manual spraying is time-consuming and labor-consuming, the working efficiency is low, the surface spraying is uneven, the production efficiency and the qualification rate are low, the practicability is reduced, particularly, for the cylindrical glass fiber reinforced plastic pipeline, the surface spraying cannot be uniform no matter the cylindrical glass fiber reinforced plastic pipeline is horizontally placed and sprayed or vertically placed, when the machine is used for spraying, the spraying is carried out manually through a spraying gun, compared with the manual spraying, the spraying efficiency can be improved, but the cylindrical glass fiber reinforced plastic pipeline cannot be uniformly sprayed, or the cylindrical glass fiber reinforced plastic pipeline cannot freely and uniformly rotate around a shaft by adopting the machine, the spraying can not be even, and for the cylindrical glass fiber reinforced plastic pipeline with the diameter of 2-3 meters, the cylindrical glass fiber reinforced plastic pipeline can be taken down after the spraying is finished, and the inner wall of the cylindrical glass fiber reinforced plastic pipeline can be scratched easily.
Therefore, a spraying process of the glass fiber reinforced plastic pipeline is provided.
Disclosure of Invention
The invention provides a spraying process for a glass fiber reinforced plastic pipeline, which aims to make up for the defects of the prior art and solve the problems in the prior art during glass fiber reinforced plastic pipeline spraying.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a glass fiber reinforced plastic pipeline spraying process, which adopts a glass fiber reinforced plastic pipeline spraying device for spraying and comprises the following spraying steps:
s1: sleeving the rotating unit on the support rod, putting the pipeline body to be sprayed on the rotating unit to prevent the inner lining ring and the outer lining ring from deforming too much due to the weight of the pipeline body, putting the pipeline body on the rotating unit, and fixing the support rod through the matching of a clamping groove on the support rod and a clamping block on the hydraulic cylinder;
s2: after the belt is installed with the rotating unit, the first belt shaft and the second belt shaft, an external air source is connected through valves on the surfaces of the inner lining ring and the outer lining ring, the inner lining ring and the outer lining ring are expanded, the expansion amount of the inner lining ring and the outer lining ring is kept, the expanded rear inner lining ring clamps the support rod, the outer lining ring clamps the inner ring of the glass tube pipeline, then the external air source is disconnected, when the inner lining ring expands, the convex surface expands to be in contact with the support rod, the support rod is clamped by matching with the anti-skidding lines on the convex surface to be in contact with the support rod, the expansion of the inner lining ring drives the balls to be in close contact with the support rod, and the balls position and clamp the inner lining ring;
s3: the threaded rod, the first belt shaft and the second belt shaft are driven to rotate by the driving motor in a forward rotation or reverse rotation mode, the sliding block drives the circular ring to move left and right in the linear direction of the threaded rod, and when the circular ring moves, the first belt shaft and the second belt shaft rotate part parts in the rotating unit through the belt, namely the outer lining ring and the outer ring of the bearing rotate, so that the pipeline body is driven to rotate, and the pipeline body is sprayed while rotating;
the glass fiber reinforced plastic pipeline spraying device comprises a pipeline body, a base, a supporting rod, hydraulic cylinders, a speed reducer, a threaded rod and a driving motor, wherein the two groups of hydraulic cylinders are respectively arranged on the front side and the rear side of the base; the supporting rods are positioned above the two groups of hydraulic cylinders, clamping grooves are formed below the supporting rods, and the clamping blocks are matched with the clamping grooves to fix the supporting rods;
the pipeline body is sleeved on the supporting rod during spraying, the rotating unit is arranged between the supporting rod and the pipeline body and is used for driving the pipeline body to rotate, and the pipeline body after spraying is convenient to take out;
the top end of the base is provided with a sliding groove in the front-back direction, the driving motor is installed at the right end of the base, the output end of the driving motor extends into the sliding groove from the right end of the base, and the output end of the driving motor is rotatably connected with the base; the speed reducer is arranged in the sliding chute, and the input end of the speed reducer is connected with the output end of the driving motor;
the threaded rod is arranged in the sliding groove, a first belt shaft and a second belt shaft are fixedly connected to two ends of the threaded rod respectively, one end, far away from the threaded rod, of the first belt shaft is arranged at the output end of the speed reducer, and the threaded rod is in transmission connection with the speed reducer; a round groove is formed in the rear end of the sliding groove, a ball bearing is arranged in the round groove, and one end, far away from the threaded rod, of the second belt shaft extends into the ball bearing from the front end of the round groove;
the threaded rod is sleeved with a sliding block, the sliding block is in spiral transmission with the threaded rod, one end of each of the first belt shaft and the second belt shaft, which is in contact with the threaded rod, is provided with a stop block, the stop block is used for preventing the sliding block from being separated from the threaded rod, the top end of the sliding block is fixedly connected with a supporting block, the top end of the supporting block is provided with a ring, the inner diameter of the ring is larger than the outer diameter of the pipeline body, a plurality of groups of electric telescopic rods are circumferentially arranged in the ring, and one ends of the plurality of groups of electric telescopic rods, which are close to the center of the ring, are provided with spray heads;
the end of the rotating unit is rotatably connected with the first belt shaft and the second belt shaft through belts, and a transmission groove adaptive to belt transmission is formed in the rotating unit.
When the spraying device works, the rotating unit is sleeved on the supporting rod, a pipeline body to be sprayed is placed on the rotating unit, then the pipeline body is placed on the rotating unit, after the supporting rod is fixed through the matching of a clamping groove on the supporting rod and a clamping block on a hydraulic cylinder, a belt, the rotating unit, the first belt shaft and the second belt shaft are installed, the threaded rod, the first belt shaft and the second belt shaft are driven to rotate through forward rotation or reverse rotation of the driving motor, the sliding block drives the ring to move left and right in the linear direction of the threaded rod, the first belt shaft and the second belt shaft rotate part in the rotating unit through the belt while the ring moves, the pipeline body rotates along with the threaded rod, then the spray heads in the ring spray the surface of the pipeline body, the distance between the spray heads and the surface of the pipeline body is adjusted through the electric telescopic rod, and the pipeline body with multiple outer diameters can be conveniently treated, both can be on the pipeline body rectilinear movement, realize the automatic spraying to pipeline body, labour saving and time saving improves spraying efficiency, rotates through rotating the unit simultaneously and drives pipeline body and rotate, has improved the degree of consistency of pipeline body surface spraying in order to improve the spraying quality.
Preferably, the rotating unit comprises an inner lining ring, an outer lining ring and a bearing arranged between the inner lining ring and the outer lining ring; the inner lining ring is fixedly connected with the inner ring of the bearing, and the outer lining ring is fixedly connected with the outer ring of the bearing; valves are arranged on the surfaces of the inner lining ring and the outer lining ring, the valves can be communicated with an external air source, so that the inner lining ring expands to clamp the support rod, and the outer lining ring expands to clamp the inner ring of the glass pipe pipeline; when the pipeline body is placed on a rotating unit and needs spraying, an external air source is connected through valves on the surfaces of the inner lining ring and the outer lining ring, the inner lining ring and the outer lining ring are expanded, the expansion amount of the inner lining ring and the outer lining ring is kept, the expanded rear inner lining ring is clamped with the supporting rod, the outer lining ring is clamped with the inner ring of the glass tube pipeline, the threaded rod is driven by the driving motor in a forward rotation or reverse rotation mode at the moment, the first belt shaft and the second belt shaft rotate, the sliding block drives the ring to move left and right in the linear direction of the threaded rod, the first belt shaft and the second belt shaft rotate part of the rotating unit through the belt, namely, the outer lining ring and the outer ring of the bearing rotate, the pipeline body is driven to rotate, the pipeline body receives spraying while rotating, the uniformity of the surface spraying of the pipeline body is improved, and the spraying quality is improved.
Further, in actual production, the diameters of the inner lining ring and the outer lining ring, the air inflation amount of the inner lining ring and the outer lining ring, and the parameters of the bearing are designed and manufactured according to the inner diameter of the pipeline body to be sprayed and the outer diameter of the support rod.
Preferably, anti-skid grains are arranged on one surface, which is in contact with the pipeline body, of the outer lining ring, the surface, which is far away from the bearing inner ring, of the inner lining ring is a convex surface, the number of the convex surfaces is four, the anti-skid grains are arranged on the convex surfaces, and after the inner lining ring expands, the convex surfaces expand to clamp the support rod; when the inside backing ring inflation, convex surface inflation and support stick contact, the antiskid line on the cooperation convex surface contacts with supporting the stick, carries out the chucking with supporting the stick, prevents that when the outside backing ring drives pipeline body and removes, inside backing ring and support stick take place relative displacement for pipeline body can't carry out even spraying, reduces pipeline body spraying quality.
Preferably, the balls are uniformly arranged between the adjacent convex surfaces in the circumferential direction, can be uniformly arranged along the axial direction of the inner lining ring, can rotate relative to the inner lining ring, and are used for facilitating the taking out of the pipeline body and simultaneously matched with the inner lining ring to clamp and fix the support rod; when the inner lining ring expands, the balls are driven to be in close contact with the pipeline body, the balls are used for positioning and clamping the inner lining ring, the convex surface is matched, the clamping force of the inner lining ring on the supporting rod is further enhanced, the phenomenon that the outer lining ring drives the pipeline body to move is prevented, the inner lining ring and the supporting rod are relatively displaced, the pipeline body cannot be uniformly sprayed, the spraying quality of the pipeline body is improved, after the spraying of the pipeline body is completed, the inner lining ring discharges gas through the valve, the belt is detached, the balls and the convex surface do not clamp the supporting rod any more, when the balls rotate, the rotating unit is easily pushed to push the pipeline body to the end part of the supporting rod, then the valve on the outer lining ring is opened, the outer lining ring leaks, the sprayed pipeline body can be easily taken down, the pipeline body can be conveniently taken out, and the supporting rod can be prevented from scratching the inner wall of the pipeline body.
Preferably, the material of the inner lining ring and the outer lining ring is the same as that of an automobile tire; the automobile tire is mainly made of rubber, wherein an additive added into the automobile tire is carbon black, and carbon has special adsorbability, so that the carbon particles are well bonded with rubber molecules, so that the hardness, the strength and the wear resistance of the rubber are enhanced, therefore, the inner lining ring and the outer lining ring are made of the same material as the automobile tire, the strength, the hardness and the wear resistance of the inner lining ring and the outer lining ring can be effectively ensured, and the inner lining ring and the outer lining ring can be normally used during working.
Preferably, the left end and the right end of the sliding groove are both provided with a limiting groove, the left end and the right end of the sliding block are both correspondingly provided with a limiting block, and the limiting blocks are connected with the limiting grooves in a sliding manner; when the slider slides in the spout, can carry on spacingly to the slider for the ring is more stable when removing, reduces the shake of shower nozzle when carrying out the spraying to the pipeline body, improves the spraying quality.
Preferably, the left end and the right end of the base are both provided with a plurality of groups of drain holes, and the drain holes are communicated with the sliding chute; after the spraying of the pipeline body is finished, the base is cleaned, and the waste water is conveniently discharged through the drain holes.
The invention has the following beneficial effects:
1. according to the spraying process for the glass fiber reinforced plastic pipeline, the rotating unit, the belt, the first belt shaft and the second belt shaft are matched with each other, so that the pipeline body is sprayed in a movable mode in the rotating process, and the spraying quality and efficiency of glass fiber reinforced plastic are improved.
2. According to the spraying process of the glass fiber reinforced plastic pipeline, the rotating unit is designed, so that the pipeline body can rotate freely and uniformly during spraying, and after the spraying of the pipeline body is finished, the pipeline body can be conveniently pushed out of the supporting rod through the rolling balls, the inner wall of the pipeline body is prevented from being damaged during taking out, and the spraying process is particularly suitable for cylindrical pipeline bodies with the diameter of 2-3 meters.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a front view of the FRP pipe coating apparatus according to the present invention;
FIG. 3 is a view looking toward FIG. 2 at A;
FIG. 4 is a schematic cross-sectional view of a rotary unit of the FRP pipe spraying apparatus according to the present invention;
FIG. 5 is a sectional view of the rotary unit of the FRP pipe coating apparatus of the present invention;
in the figure: the device comprises a pipeline body 1, a base 2, a chute 21, a first belt shaft 22, a second belt shaft 23, a ball bearing 24, a support rod 3, a hydraulic cylinder 4, a speed reducer 5, a threaded rod 6, a sliding block 61, a stop block 62, a support block 63, a circular ring 64, an electric telescopic rod 65, a spray head 66, a driving motor 7, a rotating unit 8, an inner lining ring 81, an outer lining ring 82, a bearing 83, balls 84, a limiting groove 9, a limiting block 91 and a drain hole 92.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the glass fiber reinforced plastic pipeline spraying process of the present invention adopts a glass fiber reinforced plastic pipeline spraying device for spraying, and comprises the following spraying steps:
s1: sleeving the rotating unit 8 on the support rod 3, putting the pipeline body 1 to be sprayed on the rotating unit 8 to prevent the inner lining ring 81 and the outer lining ring 82 from deforming too much due to the weight of the pipeline body 1, putting the pipeline body 1 on the rotating unit 8, and fixing the support rod 3 through the matching of a clamping groove on the support rod 3 and a clamping block on the hydraulic cylinder 4;
s2: after the belt is installed with the rotating unit 8, the first belt shaft 22 and the second belt shaft 23, an external air source is connected through valves on the surfaces of the inner lining ring 81 and the outer lining ring 82, the inner lining ring 81 and the outer lining ring 82 are expanded, the expansion amount of the inner lining ring 81 and the outer lining ring 82 is kept, the expanded rear inner lining ring 81 tightly clamps the support rod 3, the outer lining ring 82 tightly clamps the inner ring of the glass tube pipeline, then the external air source is disconnected, when the inner lining ring 81 is expanded, the convex surface is expanded to be in contact with the support rod 3, the support rod 3 is tightly clamped by matching with the anti-skidding lines on the convex surface to be in contact with the support rod 3, the inner lining ring 81 is expanded to drive the balls 84 to be in tight contact with the support rod 3, and the balls 84 are used for positioning and clamping the inner lining ring 81;
s3: the threaded rod 6, the first belt shaft 22 and the second belt shaft 23 are driven to rotate by forward rotation or reverse rotation of the driving motor 7, so that the circular ring 64 is driven by the sliding block 61 to move left and right in the linear direction of the threaded rod 6, when the circular ring 64 moves, parts in the rotating unit 8 are rotated by the first belt shaft 22 and the second belt shaft 23 through belts, namely the outer lining ring 82 and the outer ring of the bearing 83 rotate, the pipeline body 1 is driven to rotate, and the pipeline body 1 is sprayed while rotating;
the glass fiber reinforced plastic pipeline spraying device comprises a pipeline body 1, a base 2, a support rod 3, hydraulic cylinders 4, a speed reducer 5, a threaded rod 6 and a driving motor 7, wherein the two groups of hydraulic cylinders 4 are respectively arranged on the front side and the rear side of the base 2, and clamping blocks are fixedly connected to the end parts of the hydraulic cylinders 4; the support rods 3 are positioned above the two groups of hydraulic cylinders 4, clamping grooves are formed below the support rods 3, and the clamping blocks are matched with the clamping grooves to fix the support rods 3;
the pipeline body 1 is sleeved on the support rod 3 during spraying, the rotating unit 8 is arranged between the support rod 3 and the pipeline body 1, and the rotating unit 8 is used for driving the pipeline body 1 to rotate and facilitating the taking out of the pipeline body 1 after the spraying is finished;
the top end of the base 2 is provided with a sliding groove 21 in the front-back direction, the driving motor 7 is installed at the right end of the base 2, the output end of the driving motor 7 extends into the sliding groove 21 from the right end of the base 2, and the output end of the driving motor 7 is rotatably connected with the base 2; the speed reducer 5 is arranged in the sliding groove 21, and the input end of the speed reducer 5 is connected with the output end of the driving motor 7;
the threaded rod 6 is arranged in the sliding groove 21, the two ends of the threaded rod 6 are fixedly connected with a first belt shaft 22 and a second belt shaft 23 respectively, one end, far away from the threaded rod 6, of the first belt shaft 22 is arranged at the output end of the speed reducer 5, and the threaded rod 6 is in transmission connection with the speed reducer 5; a round groove is formed in the rear end of the sliding groove 21, a ball bearing 24 is arranged in the round groove, and one end, far away from the threaded rod 6, of the second belt shaft 23 extends into the ball bearing 24 from the front end of the round groove;
the threaded rod 6 is sleeved with a sliding block 61, the sliding block 61 is in screw transmission with the threaded rod 6, one ends of the first belt shaft 22 and the second belt shaft 23, which are in contact with the threaded rod 6, are provided with a stop block 62, the stop block 62 is used for preventing the sliding block 61 from being separated from the threaded rod 6, the top end of the sliding block 61 is fixedly connected with a supporting block 63, the top end of the supporting block 63 is provided with a circular ring 64, the inner diameter of the circular ring 64 is larger than the outer diameter of the pipeline body 1, a plurality of groups of electric telescopic rods 65 are circumferentially arranged in the circular ring 64, and one ends of the plurality of groups of electric telescopic rods 65, which are close to the center of the circular ring 64, are provided with nozzles 66;
the tip of rotation unit 8 passes through the belt and is connected with belt axle 22, No. two belt axles 23 rotation, and is equipped with the adaptation on rotation unit 8 in belt transmission's transmission groove.
When the spraying device works, the rotating unit 8 is sleeved on the supporting rod 3, the pipeline body 1 to be sprayed is placed on the rotating unit 8, then the pipeline body 1 is placed on the rotating unit 8, after the supporting rod 3 is fixed through the matching of a clamping groove on the supporting rod 3 and a clamping block on the hydraulic cylinder 4, a belt, the rotating unit 8, the first belt shaft 22 and the second belt shaft 23 are installed, the threaded rod 6, the first belt shaft 22 and the second belt shaft 23 are driven to rotate through the forward rotation or reverse rotation of the driving motor 7, the sliding block 61 drives the circular ring 64 to move left and right in the linear direction of the threaded rod 6, when the circular ring 64 moves, part of parts in the rotating unit 8 are rotated through the belt by the first belt shaft 22 and the second belt shaft 23, the pipeline body 1 rotates along with the rotation, then the spraying head 66 in the circular ring 64 performs spraying treatment on the surface of the pipeline body 1, the distance between the spraying head 66 and the surface of the pipeline body 1 is adjusted through the electric telescopic rod 65, pipeline body 1 convenient to deal with many external diameters both can be on pipeline body 1 rectilinear movement, realizes 1 automatic spraying to pipeline body, and labour saving and time saving improves spraying efficiency, rotates through rotation unit 8 simultaneously and drives pipeline body 1 and rotate, has improved the degree of consistency of 1 surface coating of pipeline body in order to improve the spraying quality.
As a specific embodiment of the present invention, the rotating unit 8 includes an inner lining ring 81, an outer lining ring 82, and a bearing 83 disposed between the inner lining ring 81 and the outer lining ring 82; the bearing 83 is arranged along the axial direction of the inner lining ring 81 and the outer lining ring 82, the inner lining ring 81 is fixedly connected with the inner ring of the bearing 83, and the outer lining ring 82 is fixedly connected with the outer ring of the bearing 83; valves are arranged on the surfaces of the inner lining ring 81 and the outer lining ring 82, and the valves can be communicated with an external air source, so that the inner lining ring 81 expands to clamp the support rod 3, and the outer lining ring 82 expands to clamp the inner ring of the glass tube pipeline; when the pipeline body 1 is placed on the rotating unit 8 and needs to be sprayed, an external air source is connected through valves on the surfaces of the inner lining ring 81 and the outer lining ring 82, the inner lining ring 81 and the outer lining ring 82 are expanded, the expansion amount of the inner lining ring 81 and the outer lining ring 82 is kept, the expanded rear inner lining ring 81 is tightly clamped with the support rod 3, the outer lining ring 82 is tightly clamped with the inner ring of the glass tube pipeline, at the moment, the threaded rod 6, the first belt shaft 22 and the second belt shaft 23 are driven to rotate through forward rotation or reverse rotation of the driving motor 7, the sliding block 61 drives the circular ring 64 to move left and right in the linear direction of the threaded rod 6, the first belt shaft 22 and the second belt shaft 23 rotate parts in the rotating unit 8 through belts while the circular ring 64 moves, namely, the outer lining ring 82 and the outer ring of the bearing 83 rotate, so as to drive the pipeline body 1 to rotate, the pipeline body 1 receives spraying while rotating, and improves the uniformity of the surface spraying of the pipeline body 1, the spraying quality is improved.
Further, in actual production, the diameters of the inner liner ring 81 and the outer liner ring 82, the air inflation amount of the inner liner ring 81 and the outer liner ring 82, and the parameters of the bearing 83 are designed and manufactured according to the inner diameter of the pipe body 1 to be coated and the outer diameter of the support rod 3.
As a specific embodiment of the invention, the surface of the outer lining ring 82, which is in contact with the pipeline body 1, is provided with anti-slip lines, the surface of the inner lining ring 81, which is away from the inner ring of the bearing 83, is a convex surface, the number of the convex surfaces is four, the convex surfaces are provided with the anti-slip lines, and after the inner lining ring 81 expands, the convex surfaces expand to clamp the support rods 3; when the inner lining ring 81 expands, the convex surface expands to contact with the support rod 3, the support rod 3 is clamped by matching the anti-skid lines on the convex surface with the support rod 3, and the inner lining ring 81 and the support rod 3 are prevented from relative displacement when the outer lining ring 82 drives the pipeline body 1 to move, so that the pipeline body 1 cannot be uniformly sprayed, and the spraying quality of the pipeline body 1 is reduced.
As a specific embodiment of the present invention, the balls 84 are uniformly arranged between adjacent convex surfaces in the circumferential direction, the balls 84 can be uniformly arranged along the axial direction of the inner lining ring 81, the balls 84 can rotate relative to the inner lining ring 81, the balls 84 are used for facilitating the taking out of the pipe body 1, and simultaneously, the balls 84 cooperate with the inner lining ring 81 to clamp and fix the support rod 3; when the inner lining ring 81 expands, the balls 84 are driven to be in close contact with the pipeline body 1, the balls 84 position and clamp the inner lining ring 81, the convex surface is matched to further enhance the clamping force of the inner lining ring 81 on the support rod 3, and the phenomenon that when the outer lining ring 82 drives the pipeline body 1 to move is prevented, the inner lining ring 81 and the support rod 3 generate relative displacement, so that the pipeline body 1 cannot be uniformly sprayed, namely, the spraying quality of the pipeline body 1 is improved, after the spraying of the pipeline body 1 is finished, the inner lining ring 81 discharges gas through a valve, a belt is dismounted, the balls 84 and the convex surface do not clamp the support rod 3 any more, under the rotation of the balls 84, the rotating unit 8 is easily pushed to push the pipeline body 1 to the end part of the support rod 3, then the valve on the outer lining ring 82 is opened, the air leakage of the outer lining ring 82 is released, so that the sprayed pipeline body 1 can be easily taken down, and the pipeline body 1 can be taken out conveniently, but also can prevent the supporting rod 3 from scratching the inner wall of the pipeline body 1.
In one embodiment of the present invention, the material of the inner lining ring 81 and the outer lining ring 82 is the same as that of an automobile tire; the automobile tire is mainly made of rubber, wherein an additive added into the automobile tire is carbon black, and carbon has special adsorbability, so that the carbon particles are well bonded with rubber molecules, so that the hardness, the strength and the wear resistance of the rubber are enhanced, therefore, the inner lining ring 81 and the outer lining ring 82 are made of the same material as the automobile tire, the strength, the hardness and the wear resistance of the inner lining ring 81 and the outer lining ring 82 can be effectively ensured, and the inner lining ring 81 and the outer lining ring 82 can be normally used during working.
As a specific embodiment of the present invention, the left end and the right end of the sliding groove 21 are both provided with a limiting groove 9, the left end and the right end of the sliding block 61 are both correspondingly provided with a limiting block 91, and the limiting block 91 is slidably connected with the limiting groove 9; when the sliding block 61 slides in the sliding groove 21, the sliding block 61 can be limited, so that the circular ring 64 is more stable when moving, the shaking of the spraying head 66 during spraying on the pipeline body 1 is reduced, and the spraying quality is improved.
As a specific embodiment of the present invention, the left end and the right end of the base 2 are both provided with a plurality of sets of drainage holes 92, and the drainage holes 92 are communicated with the sliding chute 21; after the spraying of the pipeline body 1 is finished, the base 2 is cleaned, and the waste water is conveniently discharged through the water discharge hole 92.
The specific working process is as follows:
when the device works, the rotating unit 8 is sleeved on the support rod 3, the pipeline body 1 to be sprayed is placed on the rotating unit 8, a certain air amount can be ensured in the inner lining ring 81 and the outer lining ring 82 to prevent the inner lining ring 81 and the outer lining ring 82 from deforming too much due to the weight of the pipeline body 1, then the pipeline body 1 is placed on the rotating unit 8, the support rod 3 is fixed through the matching of a clamping groove on the support rod 3 and a clamping block on the hydraulic cylinder 4, a belt is installed with the rotating unit 8, the first belt shaft 22 and the second belt shaft 23, an external air source is connected through valves on the surfaces of the inner lining ring 81 and the outer lining ring 82 to expand the inner lining ring 81 and the outer lining ring 82, the expanded rear lining ring 81 and the outer lining ring 82 are kept to clamp the support rod 3, the outer lining ring 82 clamps the inner ring of the glass pipe, then the external air source is disconnected, when the inner lining ring 81 expands, the convex surface expands to contact with the support rod 3, the support rod 3 is clamped by matching with the anti-skid lines on the convex surface to contact with the support rod 3, the inner lining ring 81 and the support rod 3 are prevented from relatively displacing when the outer lining ring 82 drives the pipeline body 1 to move, so that the pipeline body 1 cannot be uniformly sprayed, the spraying quality of the pipeline body 1 is reduced, the inner lining ring 81 is driven to closely contact with the pipeline body 1 when expanding, the balls 84 clamp the inner lining ring 81 in a positioning manner, the convex surface is matched, the clamping force of the inner lining ring 81 on the support rod 3 is further enhanced, the inner lining ring 81 and the support rod 3 are prevented from relatively displacing when the outer lining ring 82 drives the pipeline body 1 to move, so that the pipeline body 1 cannot be uniformly sprayed, and the spraying quality of the pipeline body 1 is improved;
at the moment, the driving motor 7 rotates forwards or backwards to drive the threaded rod 6, the first belt shaft 22 and the second belt shaft 23 to rotate, so that the sliding block 61 drives the circular ring 64 to move left and right in the linear direction of the threaded rod 6, the first belt shaft 22 and the second belt shaft 23 rotate parts in the rotating unit 8 through belts while the circular ring 64 moves, namely, the outer lining ring 82 and the outer ring of the bearing 83 rotate, the pipeline body 1 is driven to rotate, the pipeline body 1 receives spraying while rotating, the uniformity of surface spraying of the pipeline body 1 is improved, the quality of spraying is improved, after the spraying of the pipeline body 1 is completed, the inner lining ring 81 discharges gas through a valve, the belts are removed, the supporting rod 3 is not clamped by the balls 84 and the convex surface, when the balls 84 rotate, the rotating unit 8 is easily pushed to push the end part of the supporting rod 3, then the valve on the outer lining ring 82 is opened, the outer lining ring 82 is deflated, so that the sprayed pipeline body 1 can be easily taken down, the pipeline body 1 can be conveniently taken out, and the supporting rod 3 can be prevented from scratching the inner wall of the pipeline body 1.
The electric elements in the invention are electrically connected with an external master controller and 220V mains supply through a transformer, an external air source can be a conventional air pump, the product type provided by the invention is only used according to the structural characteristics of the product in the technical scheme, the product can be adjusted and modified after being purchased to be more matched with and accord with the technical scheme of the invention, the product type is the best application technical scheme, the product type can be replaced and modified according to the required technical parameters, and the product type is well known by the technical personnel in the field, so the technical scheme provided by the invention can be clearly used by the technical personnel in the field to obtain the corresponding use effect.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The spraying process of the glass fiber reinforced plastic pipeline is characterized by comprising the following steps: the process adopts a glass fiber reinforced plastic pipeline spraying device for spraying, and comprises the following spraying steps:
s1: the rotating unit (8) is sleeved on the support rod (3), the pipeline body (1) to be sprayed is placed on the rotating unit (8), a certain air amount can be ensured in the inner lining ring (81) and the outer lining ring (82) to prevent the inner lining ring (81) and the outer lining ring (82) from deforming too much due to the weight of the pipeline body (1), and the support rod (3) is fixed through the matching of a clamping groove in the support rod (3) and a clamping block in the hydraulic cylinder (4);
s2: after a belt is installed with a rotating unit (8), a first belt shaft (22) and a second belt shaft (23), an external air source is connected through valves on the surfaces of an inner lining ring (81) and an outer lining ring (82), the inner lining ring (81) and the outer lining ring (82) are expanded, the expansion amount of the inner lining ring (81) and the outer lining ring (82) is kept, the expanded rear inner lining ring (81) tightly clamps a support rod (3), the outer lining ring (82) tightly clamps an inner ring of a glass tube pipeline, then the external air source is disconnected, when the inner lining ring (81) expands, a convex surface expands to be in contact with the support rod (3) and is matched with anti-slip patterns on the convex surface to be in contact with the support rod (3), the support rod (3) is tightly clamped, the expansion of the inner lining ring (81) drives balls (84) to be in tight contact with the support rod (3), and the balls (84) position and clamp the inner lining ring (81);
s3: the threaded rod (6), the first belt shaft (22) and the second belt shaft (23) are driven to rotate through forward rotation or reverse rotation of the driving motor (7), so that the sliding block (61) drives the circular ring (64) to move left and right in the linear direction of the threaded rod (6), when the circular ring (64) moves, part of parts in the rotating unit (8) are rotated through the first belt shaft (22) and the second belt shaft (23) through a belt, namely the outer lining ring (82) and the outer ring of the bearing (83) rotate, so that the pipeline body (1) is driven to rotate, and the pipeline body (1) receives spraying while rotating;
the glass fiber reinforced plastic pipeline spraying device comprises a pipeline body (1), a base (2), a support rod (3), hydraulic cylinders (4), a speed reducer (5), a threaded rod (6) and a driving motor (7), wherein the two groups of hydraulic cylinders (4) are respectively arranged on the front side and the rear side of the base (2), and clamping blocks are fixedly connected to the end parts of the hydraulic cylinders (4); the supporting rods (3) are positioned above the two groups of hydraulic cylinders (4), clamping grooves are formed below the supporting rods (3), and the clamping blocks are matched with the clamping grooves to fix the supporting rods (3);
the pipeline body (1) is sleeved on the support rod (3) during spraying, a rotating unit (8) is arranged between the support rod (3) and the pipeline body (1), and the rotating unit (8) is used for driving the pipeline body (1) to rotate and facilitating the pipeline body (1) after spraying to be taken out;
the top end of the base (2) is provided with a sliding groove (21) in the front-back direction, the driving motor (7) is installed at the right end of the base (2), the output end of the driving motor (7) extends into the sliding groove (21) from the right end of the base (2), and the output end of the driving motor (7) is rotatably connected with the base (2); the speed reducer (5) is arranged in the sliding groove (21), and the input end of the speed reducer (5) is connected with the output end of the driving motor (7);
the threaded rod (6) is installed in the sliding groove (21), two ends of the threaded rod (6) are fixedly connected with a first belt shaft (22) and a second belt shaft (23) respectively, one end, far away from the threaded rod (6), of the first belt shaft (22) is installed at the output end of the speed reducer (5), and the threaded rod (6) is in transmission connection with the speed reducer (5); a round groove is formed in the rear end of the sliding groove (21), a ball bearing (24) is arranged in the round groove, and one end, far away from the threaded rod (6), of the second belt shaft (23) extends into the ball bearing (24) from the front end of the round groove;
the pipeline is characterized in that a sliding block (61) is sleeved on the threaded rod (6), the sliding block (61) and the threaded rod (6) are in spiral transmission, a stop block (62) is arranged at one end, in contact with the threaded rod (6), of the first belt shaft (22) and the second belt shaft (23), the stop block (62) is used for preventing the sliding block (61) from being separated from the threaded rod (6), a supporting block (63) is fixedly connected to the top end of the sliding block (61), a circular ring (64) is arranged at the top end of the supporting block (63), the inner diameter of the circular ring (64) is larger than the outer diameter of the pipeline body (1), a plurality of groups of electric telescopic rods (65) are circumferentially arranged in the circular ring (64), and a spray head (66) is arranged at one end, close to the center of the circular ring (64), of each group of electric telescopic rods (65);
the end part of the rotating unit (8) is rotationally connected with the first belt shaft (22) and the second belt shaft (23) through a belt, and a transmission groove adaptive to belt transmission is formed in the rotating unit (8);
the rotating unit (8) comprises an inner lining ring (81), an outer lining ring (82) and a bearing (83) arranged between the inner lining ring (81) and the outer lining ring (82); the inner lining ring (81) is fixedly connected with the inner ring of the bearing (83), and the outer lining ring (82) is fixedly connected with the outer ring of the bearing (83); valves are arranged on the surfaces of the inner lining ring (81) and the outer lining ring (82), the valves are communicated with an external air source, so that the inner lining ring (81) expands to clamp the support rod (3), and the outer lining ring (82) expands to clamp the inner ring of the glass tube pipeline;
the surface, which is in contact with the pipeline body (1), of the outer lining ring (82) is provided with anti-slip grains, the surface, which is far away from the inner ring of the bearing (83), of the inner lining ring (81) is a convex surface, the number of the convex surfaces is four, the anti-slip grains are arranged on the convex surfaces, and after the inner lining ring (81) expands, the convex surfaces expand to clamp the support rods (3);
the supporting rod is characterized in that balls (84) are uniformly arranged between the adjacent convex surfaces in the circumferential direction, the balls (84) are uniformly and axially arranged along the inner lining ring (81), the balls (84) rotate relative to the inner lining ring (81), and the balls (84) are used for facilitating the pipeline body (1) to be taken out and are matched with the inner lining ring (81) to clamp and fix the supporting rod (3).
2. The glass fiber reinforced plastic pipeline spraying process according to claim 1, which is characterized in that: the material of the inner lining ring (81) and the outer lining ring (82) is the same as that of the automobile tire.
3. The glass fiber reinforced plastic pipeline spraying process according to claim 1, which is characterized in that: spout (21) left end and right-hand member all are provided with spacing groove (9), and slider (61) left end and right-hand member all correspond and are provided with stopper (91), stopper (91) and spacing groove (9) sliding connection.
4. The glass fiber reinforced plastic pipeline spraying process according to claim 1, which is characterized in that: the left end and the right end of the base (2) are provided with a plurality of groups of drain holes (92), and the drain holes (92) are communicated with the sliding grooves (21).
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| CN202010453995.2A CN111715486B (en) | 2020-05-26 | 2020-05-26 | Glass fiber reinforced plastic pipeline spraying process |
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| CN202010453995.2A CN111715486B (en) | 2020-05-26 | 2020-05-26 | Glass fiber reinforced plastic pipeline spraying process |
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| CN112871607B (en) * | 2021-01-14 | 2022-11-15 | 上海市城市排水有限公司 | Spraying method for preservative for sewage pipeline |
| CN114011609A (en) * | 2021-10-20 | 2022-02-08 | 盐城市丰顺家居科技有限责任公司 | High-efficient spraying device is used in plastic products production |
| CN115069622B (en) * | 2022-08-11 | 2022-12-09 | 南通大通宝富风机有限公司 | Anticorrosion treatment equipment for machining fan |
| CN115369926B (en) * | 2022-09-06 | 2024-02-02 | 太原市第一建筑工程集团有限公司 | Waterproof construction device of high water level pipe culvert |
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| CN204544558U (en) * | 2015-02-12 | 2015-08-12 | 山东科技大学 | Pipeline surfaces externally and internally anticorrosion antiwear layer spray equipment |
| CN207887483U (en) * | 2017-12-23 | 2018-09-21 | 淮安展德光电科技有限公司 | A kind of coating machine inflatable handgrip |
| CN109480390A (en) * | 2018-10-31 | 2019-03-19 | 湖州黛丝娅鞋业有限公司 | A kind of leather shoes fabric cutting equipment |
| CN110355027B (en) * | 2019-08-17 | 2020-06-09 | 河北海乾威钢管有限公司 | Rotary spraying equipment for steel pipe production and processing and spraying method thereof |
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